pmt.h

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/*
 * Copyright (c) 2011-2012 - Mauro Carvalho Chehab
 * Copyright (c) 2012 - Andre Roth <neolynx@gmail.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation version 2.1 of the License.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 * Or, point your browser to http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 *
 */
 
#ifndef _PMT_H
#define _PMT_H
 
#include <stdint.h>
#include <unistd.h> /* ssize_t */
 
#include <libdvbv5/header.h>
 
#define DVB_TABLE_PMT      0x02
 
enum dvb_streams {
        stream_video            = 0x01,
        stream_video_h262       = 0x02,
        stream_audio            = 0x03,
        stream_audio_13818_3    = 0x04,
        stream_private_sections = 0x05,
        stream_private_data     = 0x06,
        stream_mheg             = 0x07,
        stream_h222             = 0x08,
        stream_h222_1           = 0x09,
        stream_13818_6_A        = 0x0A,
        stream_13818_6_B        = 0x0B,
        stream_13818_6_C        = 0x0C,
        stream_13818_6_D        = 0x0D,
        stream_h222_aux         = 0x0E,
        stream_audio_adts       = 0x0F,
        stream_video_14496_2    = 0x10,
        stream_audio_latm       = 0x11,
        stream_14496_1_pes      = 0x12,
        stream_14496_1_iso      = 0x13,
        stream_download         = 0x14,
        stream_video_h264       = 0x1b,
        stream_audio_14496_3    = 0x1c,
        stream_video_hevc       = 0x24,
        stream_video_cavs       = 0x42,
        stream_video_moto       = 0x80,
        stream_audio_a52        = 0x81,
        stream_scte_27          = 0x82,
        stream_audio_sdds       = 0x84,
        stream_audio_dts_hdmv   = 0x85,
        stream_audio_e_ac3      = 0x87,
        stream_audio_dts        = 0x8a,
        stream_audio_a52_vls    = 0x91,
        stream_spu_vls          = 0x92,
        stream_audio_sdds2      = 0x94,
};
 
extern const char *pmt_stream_name[];
 
struct dvb_table_pmt_stream {
        uint8_t type;
        union {
                uint16_t bitfield;
                struct {
                        uint16_t elementary_pid:13;
                        uint16_t reserved:3;
                } __attribute__((packed));
        } __attribute__((packed));
        union {
                uint16_t bitfield2;
                struct {
                        uint16_t desc_length:10;
                        uint16_t zero:2;
                        uint16_t reserved2:4;
                } __attribute__((packed));
        } __attribute__((packed));
        struct dvb_desc *descriptor;
        struct dvb_table_pmt_stream *next;
} __attribute__((packed));
 
struct dvb_table_pmt {
        struct dvb_table_header header;
        union {
                uint16_t bitfield;
                struct {
                        uint16_t pcr_pid:13;
                        uint16_t reserved2:3;
                } __attribute__((packed));
        } __attribute__((packed));
 
        union {
                uint16_t bitfield2;
                struct {
                        uint16_t desc_length:10;
                        uint16_t zero3:2;
                        uint16_t reserved3:4;
                } __attribute__((packed));
        } __attribute__((packed));
        struct dvb_desc *descriptor;
        struct dvb_table_pmt_stream *stream;
} __attribute__((packed));
 
#define dvb_pmt_field_first header
 
#define dvb_pmt_field_last descriptor
 
#define dvb_pmt_stream_foreach(_stream, _pmt) \
        if (_pmt && _pmt->stream) \
                for (struct dvb_table_pmt_stream *_stream = _pmt->stream; _stream; _stream = _stream->next) \
 
struct dvb_v5_fe_parms;
 
#ifdef __cplusplus
extern "C" {
#endif
 
ssize_t dvb_table_pmt_init (struct dvb_v5_fe_parms *parms, const uint8_t *buf,
                            ssize_t buflen, struct dvb_table_pmt **table);
 
void dvb_table_pmt_free(struct dvb_table_pmt *table);
 
void dvb_table_pmt_print(struct dvb_v5_fe_parms *parms,
                         const struct dvb_table_pmt *table);
 
#ifdef __cplusplus
}
#endif
 
#endif